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IR: Remove dead code in metadata bitcode writing, NFC

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No one cares how many uses each metadata value has, so don't bother
counting.

llvm-svn: 220337
This commit is contained in:
Duncan P. N. Exon Smith
2014-10-21 22:13:34 +00:00
parent 8a4635224b
commit 60d87e7253
3 changed files with 12 additions and 16 deletions
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6
llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
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@@ -756,13 +756,13 @@ static void WriteMDNode(const MDNode *N,
static void WriteModuleMetadata(const Module *M,
const ValueEnumerator &VE,
BitstreamWriter &Stream) {
const ValueEnumerator::ValueList &Vals = VE.getMDValues();
const auto &Vals = VE.getMDValues();
bool StartedMetadataBlock = false;
unsigned MDSAbbrev = 0;
SmallVector<uint64_t, 64> Record;
for (unsigned i = 0, e = Vals.size(); i != e; ++i) {
if (const MDNode *N = dyn_cast<MDNode>(Vals[i].first)) {
if (const MDNode *N = dyn_cast<MDNode>(Vals[i])) {
if (!N->isFunctionLocal() || !N->getFunction()) {
if (!StartedMetadataBlock) {
Stream.EnterSubblock(bitc::METADATA_BLOCK_ID, 3);
@@ -770,7 +770,7 @@ static void WriteModuleMetadata(const Module *M,
}
WriteMDNode(N, VE, Stream, Record);
}
} else if (const MDString *MDS = dyn_cast<MDString>(Vals[i].first)) {
} else if (const MDString *MDS = dyn_cast<MDString>(Vals[i])) {
if (!StartedMetadataBlock) {
Stream.EnterSubblock(bitc::METADATA_BLOCK_ID, 3);